.btn-zoom-in{
    position:fixed;
    bottom:250px;
    left:20px;
}
.btn-zoom-out{
    position:fixed;
    bottom:195px;
    left:20px;
}
.main{
    padding-bottom: 80px;
    width: 100%;
    height: 100vh;
    overflow: auto;
}
img#page-image{
    width:100%;
}
.dropdown-menu li a{
    font-size:2rem;
}
.navbar-brand {
	font-size:2rem;
}
body{
	font-size:2rem;
}